Figure 1From: Effects of a robot-assisted training of grasp and pronation/supination in chronic stroke: a pilot studyThe HapticKnob robot and the proposed therapy protocol. A: Stroke subject training on the HapticKnob. B: Visual feedback of the opening/closing (left) and pronation/supination (right) exercises, where subjects have to squeeze, respectively orient the picture into a white frame by grasping, respectively turning the HapticKnob. C: Details of therapy and session protocol.Back to article page